What is use of forum?

Forum are one of the best platform to discuss about your difficulties or experiences.

I Think You can promote the link, Increase the traffic, Back link Improve and Improve the Keyword Rank.

what kind of question is that?

Share your thoughts, ideas and problems with high related people.

Forums help to get traffic and plays an important role to improve the keyword ranking of your website.

To improve your skill & solve your query by discussion. Also to create backlinks for your site.

An Internet forum, or message board, is an online discussion site where people can hold conversations in the form of posted messages. They differ from chat rooms in that messages are often longer than one line of text, and are at least temporarily archived.